Index: trunk/src/obj_subc.c
===================================================================
--- trunk/src/obj_subc.c	(revision 14183)
+++ trunk/src/obj_subc.c	(revision 14184)
@@ -325,7 +325,7 @@
 		sc->aux_layer = pcb_layer_new_bound(sc->data, PCB_LYT_VIRTUAL | PCB_LYT_NOEXPORT | PCB_LYT_MISC | PCB_LYT_TOP, SUBC_AUX_NAME);
 }
 
-void pcb_subc_create_aux(pcb_subc_t *sc, pcb_coord_t ox, pcb_coord_t oy, double rot)
+void pcb_subc_create_aux(pcb_subc_t *sc, pcb_coord_t ox, pcb_coord_t oy, double rot, pcb_bool bottom)
 {
 	double unit = PCB_MM_TO_COORD(1);
 	double cs, sn;
@@ -341,6 +341,12 @@
 		sn = sin(rot/PCB_RAD_TO_DEG);
 	}
 
+	if (bottom) {
+		assert(sc->aux_layer->is_bound);
+		sc->aux_layer->meta.bound.type &= ~PCB_LYT_TOP;
+		sc->aux_layer->meta.bound.type |= PCB_LYT_BOTTOM;
+	}
+
 	add_aux_line(sc->aux_layer, "subc-role", "origin", ox, oy, ox, oy);
 	add_aux_line(sc->aux_layer, "subc-role", "x", ox, oy, pcb_round((double)ox + cs*unit), pcb_round(oy + sn*unit));
 	add_aux_line(sc->aux_layer, "subc-role", "y", ox, oy, pcb_round((double)ox + sn*unit), pcb_round(oy + cs*unit));
@@ -574,7 +580,7 @@
 	vtp0_uninit(&mask_pads);
 	vtp0_uninit(&paste_pads);
 
-	pcb_subc_create_aux(sc, buffer->X, buffer->Y, 0.0);
+	pcb_subc_create_aux(sc, buffer->X, buffer->Y, 0.0, pcb_false);
 
 	/* Add refdes */
 	pcb_attribute_put(&sc->Attributes, "refdes", "U0");
Index: trunk/src/obj_subc.h
===================================================================
--- trunk/src/obj_subc.h	(revision 14183)
+++ trunk/src/obj_subc.h	(revision 14184)
@@ -117,7 +117,7 @@
 /*** subc creation helpers ***/
 
 /* Create the aux layer for a subc, set origin to ox;oy and rotation to rot */
-void pcb_subc_create_aux(pcb_subc_t *sc, pcb_coord_t ox, pcb_coord_t oy, double rot);
+void pcb_subc_create_aux(pcb_subc_t *sc, pcb_coord_t ox, pcb_coord_t oy, double rot, pcb_bool bottom);
 
 /* Create a new point on the aux layer using a given role string in attribute */
 void pcb_subc_create_aux_point(pcb_subc_t *sc, pcb_coord_t x, pcb_coord_t y, const char *role);
Index: trunk/src_plugins/io_pcb/file.c
===================================================================
--- trunk/src_plugins/io_pcb/file.c	(revision 14183)
+++ trunk/src_plugins/io_pcb/file.c	(revision 14184)
@@ -1138,7 +1138,7 @@
 	/* add the base vector at the origin imported, but with the rotation
 	   reverse engineered: the original element format does have an explicit
 	   origin but no rotation info */
-	pcb_subc_create_aux(yysubc, yysubc_ox, yysubc_oy, rot);
+	pcb_subc_create_aux(yysubc, yysubc_ox, yysubc_oy, rot, yysubc_bottom);
 
 	pcb_add_subc_to_data(Data, yysubc);
 	if (Data->subc_tree == NULL)
Index: trunk/src_plugins/io_tedax/footprint.c
===================================================================
--- trunk/src_plugins/io_tedax/footprint.c	(revision 14183)
+++ trunk/src_plugins/io_tedax/footprint.c	(revision 14184)
@@ -641,7 +641,7 @@
 
 	pcb_attribute_put(&subc->Attributes, "refdes", "X1");
 	pcb_subc_add_refdes_text(subc, 0, 0, 0, 100, pcb_false);
-	pcb_subc_create_aux(subc, 0, 0, 0.0);
+	pcb_subc_create_aux(subc, 0, 0, 0.0, pcb_false);
 
 	return res;
 }